Aerotek
CNC Programmer
This full-time, onsite role requires expertise in creating and optimizing CNC programs, performing first piece setups, and supporting both milling and mill turn operations. The ideal candidate will be proficient in Mastercam (4 and 5 axis), comfortable on the shop floor, and able to communicate effectively with operators, engineering, and inspection teams. This position plays a key role in ensuring smooth workflow, accurate setups, and high-quality output across a diverse mix of defense and aerospace components. Responsibilities: Review technical drawings, models, and specifications for manufacturability. Program CNC machines using Mastercam, with emphasis on 4 and 5 axis milling and mill turn lathes. Perform setups and complete first article inspections for each operation. Operate machines during periods of lower programming demand. Support operators by clarifying intent, improving communication, and validating programs. Collaborate closely with engineering, inspection, and assembly to ensure product quality. Ensure machined components meet cycle time and cost targets. Assist with tooling strategies, workholding, and process improvements. Complete root cause and corrective action reports when required. Provide leadership, mentorship, and training to team members. Help stabilize and support the hybrid/toolmaker and special projects area. Maintain compliance with ITAR and company quality standards. Essential Skills: 5+ years of CNC programming and machining experience. Strong Mastercam experience, including 4 and 5 axis milling and mill turn lathes. Ability to interpret technical drawings, GD&T, and manufacturing specifications. Ability to review 3D models (SolidWorks) and 2D drawings (AutoCAD). Strong problem-solving skills and attention to detail. Ability to work independently and collaboratively across departments. Commitment to meeting internal and customer schedule requirements. Additional Skills & Qualifications: Familiarity with Epicor ERP is a plus. Security check and ITAR compliance required (DT clearance may be needed). Why Work Here? Join a dynamic team where you can contribute to innovative projects in the defense and aerospace sector. Enjoy opportunities for professional growth and collaboration in an environment that values quality and precision. Work Environment: The role is based in a machine shop environment, with work hours from 6:00 AM to 2:30 PM, including overtime as needed. Job Type & Location: This is a Contract to Hire position based out of Irvine, CA. Pay and Benefits: The pay range for this position is $40.00 - $48.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
Medical, dental & vision
Critical Illness, Accident, and Hospital
401(k) Retirement Plan
Pre-tax and Roth post-tax contributions available
Life Insurance (Voluntary Life & AD&D for the employee and dependents)
Short and long-term disability
Health Spending Account (HSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type: This is a fully onsite position in Irvine, CA. Application Deadline: This position is anticipated to close on Jan 23, 2026.
This full-time, onsite role requires expertise in creating and optimizing CNC programs, performing first piece setups, and supporting both milling and mill turn operations. The ideal candidate will be proficient in Mastercam (4 and 5 axis), comfortable on the shop floor, and able to communicate effectively with operators, engineering, and inspection teams. This position plays a key role in ensuring smooth workflow, accurate setups, and high-quality output across a diverse mix of defense and aerospace components. Responsibilities: Review technical drawings, models, and specifications for manufacturability. Program CNC machines using Mastercam, with emphasis on 4 and 5 axis milling and mill turn lathes. Perform setups and complete first article inspections for each operation. Operate machines during periods of lower programming demand. Support operators by clarifying intent, improving communication, and validating programs. Collaborate closely with engineering, inspection, and assembly to ensure product quality. Ensure machined components meet cycle time and cost targets. Assist with tooling strategies, workholding, and process improvements. Complete root cause and corrective action reports when required. Provide leadership, mentorship, and training to team members. Help stabilize and support the hybrid/toolmaker and special projects area. Maintain compliance with ITAR and company quality standards. Essential Skills: 5+ years of CNC programming and machining experience. Strong Mastercam experience, including 4 and 5 axis milling and mill turn lathes. Ability to interpret technical drawings, GD&T, and manufacturing specifications. Ability to review 3D models (SolidWorks) and 2D drawings (AutoCAD). Strong problem-solving skills and attention to detail. Ability to work independently and collaboratively across departments. Commitment to meeting internal and customer schedule requirements. Additional Skills & Qualifications: Familiarity with Epicor ERP is a plus. Security check and ITAR compliance required (DT clearance may be needed). Why Work Here? Join a dynamic team where you can contribute to innovative projects in the defense and aerospace sector. Enjoy opportunities for professional growth and collaboration in an environment that values quality and precision. Work Environment: The role is based in a machine shop environment, with work hours from 6:00 AM to 2:30 PM, including overtime as needed. Job Type & Location: This is a Contract to Hire position based out of Irvine, CA. Pay and Benefits: The pay range for this position is $40.00 - $48.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
Medical, dental & vision
Critical Illness, Accident, and Hospital
401(k) Retirement Plan
Pre-tax and Roth post-tax contributions available
Life Insurance (Voluntary Life & AD&D for the employee and dependents)
Short and long-term disability
Health Spending Account (HSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type: This is a fully onsite position in Irvine, CA. Application Deadline: This position is anticipated to close on Jan 23, 2026.